Top Freelance Sustainable Development Experts for Hire

Hanna M.

Agriculture Engineer, Researcher, IPM strategies, GAP , Horticulture, Arboriculture, Data Analyst, expert in SPSS.
Contact
★★★★★
☆☆☆☆☆
USD 50/hr
Masters in Plant Protection
Lebanon

I am an agriculture Engineer, I hold a masters in Plant Protection from the American University of Beirut. I have worked in different agricultu...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact

Dr. Sue V.

Hi I’m Sue. Nice to meet you! I am a Cosmetic formulation scientist and business consultant focused on Green Label
Contact
★★★★★
☆☆☆☆☆
USD 50/hr
MSc. Cosmetic Science
Brazil

I've been in the cosmetic industry for about fifteen years now and I'm absolutely in love with what I do. The best part of my job is he...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact

Jaee N.

A contemporary writer with multi-sectoral experience in writing in order to impact and influence!
Contact
★★★★★
☆☆☆☆☆
USD 40/hr
Masters of Science in Environmental Technology Management
India

I am an experienced copywriter and technical writer with a 4 years of writing experience. I love to help researchers make their research exciti...

★★★★★
☆☆☆☆☆
USD 40/hr
Contact

Alban K.

Experienced scientific writer, proof-reader, Editor, in field of: energy, hydrology, hydraulic, environmental science
Contact
★★★★★
☆☆☆☆☆
USD 50/hr
Ph.D
Portugal

Interested in interdisciplinary research, scientific writing, scientific editing, science communication, teaching, and offering consultancy for...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact

Lucky M.

Freelance Chemist | experienced in manufacturing, troubleshooting, regenerative design, interested in green chemistry.
Contact
★★★★★
☆☆☆☆☆
USD 50/hr
Bachelors, Chemistry
United States

Experience and skills: Microsoft suite, MNOVA spectroscopy software, organic lab practices, molecular characterization, exceptional analytical ...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact

Izaiah M.

Renewable Energy Engineer
Contact
★★★★★
☆☆☆☆☆
USD 100/hr
Masters in Regulation for Universal Access to Energy
Zambia

I am an experienced Renewable Energy Engineer with specialized expert knowledge and experience in Solar PV Installations, Bio-Energy Systems, d...

★★★★★
☆☆☆☆☆
USD 100/hr
Contact

Dr. Charlotte R.

Scientific and Research Consulting | Program Management
Contact
★★★★★
☆☆☆☆☆
USD 100/hr
PhD
United States

Scientific and Research Consulting | Program Management Professional with experience in scientific research, education, project and program ma...

★★★★★
☆☆☆☆☆
USD 100/hr
Contact

Dr. Raphaëlle O.

Clean food science & technology to nourish the world sustainably. Food entrepreneur & consultant. Global Project...
Contact
★★★★★
☆☆☆☆☆
USD 150/hr
Venture Programme - Kemmy Business school, Business Start-Up
Ireland

I am an experienced food scientist & technologist who understands strategy, business and innovation. Expert and innovator in food, I am...

★★★★★
☆☆☆☆☆
USD 150/hr
Contact

Renata K.

Food Product Developer with 4+ years' experience in FMCG companies | Formulation expert | Product optimization expert
Contact
★★★★★
☆☆☆☆☆
USD 90/hr
MSc in Food Innovation and Product Development
Ireland

A versatile, result-driven Food Technologist with MSc. in Food Innovation & Product Development and 4+ years' experience for FMCG m...

★★★★★
☆☆☆☆☆
USD 90/hr
Contact

Dr. Matthew B.

Versatile scientist with a track record of award-winning communication and policy results in complex environments
Contact
★★★★★
☆☆☆☆☆
Ecosystems Science and Management/Hydrology
United States

I love digging into complex datasets to get the real story and guide business decisions and public policy. My background is deep in water resou...

★★★★★
☆☆☆☆☆
Contact
PhD in Philosophy
Netherlands
Contact
★★★★★
☆☆☆☆☆
USD 100/hr

I advise and write about responsible development of emerging technologies in their societal context emphasizing ethical aspects. Education: gr...

★★★★★
☆☆☆☆☆
USD 100/hr
Contact

Dr. Iuliia K.

Scientific consultant in Chemistry, Materials, and Packaging sectors
Contact
★★★★★
☆☆☆☆☆
Ph.D in Physics and Physical Chemistry
Ukraine

I have a profound background in Polymer and Materials Systems and testing methods. I obtained my Master degree (with honors) in Polymer Chemist...

★★★★★
☆☆☆☆☆
Contact

Eda K.

Project Writing, Projekt Coordination, LCA Social Acceptance NIMBY Risk Assessment, Networking, Coaching, Consultant
Contact
★★★★★
☆☆☆☆☆
USD 60/hr
Dr. phil.
Germany

Ecofluentials (www.ecofluentials.com) is a company that aims to exert influence to improve the industrial production processes of local and glo...

★★★★★
☆☆☆☆☆
USD 60/hr
Contact

Dr. Márcia M.

Marine environment, Ocean governance, Biodiversity and Sustainable Development | Researcher and Scientific management
Contact
★★★★★
☆☆☆☆☆
USD 50/hr
Postgraduate course on Administrative Law of the Sea
Portugal

Márcia Marques holds a MSc in Marine Biodiversity and Conservation and is a PhD candidate on Ocean Sciences, Technology and Management, wi...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact

Dr. Kelsey S.

Chemist, Engineer & Microbiologist w/ 10+ years in academia and industry | Harvard, UC Berkeley, Yale, Boston Biotec...
Contact
★★★★★
☆☆☆☆☆
USD 50/hr
PhD
United States

-Ph.D. Chemist and Microbiologist with interdisciplinary positions in both academia (Harvard, UC Berkeley, Yale) and industry (Boston-area sust...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact
Msc
Netherlands
Contact
★★★★★
☆☆☆☆☆
USD 10/hr

I am a environmental engineer with a Master in Agroecology. Currently I am a PhD student at Leiden University.

★★★★★
☆☆☆☆☆
USD 10/hr
Contact

Dr. Chetan P.

Postdoc | 10+years experience | Expert in R| Algae | Plants | Marine Biology
Contact
★★★★★
☆☆☆☆☆
USD 50/hr
Ph.d.
India

An experienced researcher with a demonstrated history of working in the algal biotechnology industry. Skilled in performing omics (Proteomics, ...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact

Dr. Nishikant G.

Climate Change & Sustainability Expert | Ardent Aquatic Scientist | Science Communicator | Keen Philatelist and Auth...
Contact
★★★★★
☆☆☆☆☆
PhD
India

10+ years of initiating and delivering sustained results and effective change for building resilience – both as a leader and expert consultant....

★★★★★
☆☆☆☆☆
Contact

Dr. Dr. Krishna P.

Researcher & Statistitian | PhD in engineering
Contact
★★★★★
☆☆☆☆☆
USD 66/hr
PhD
India

I am a researcher who works primarily in the renewable energy sector. My clients usually hire me for three key functions 1. At the initial st...

★★★★★
☆☆☆☆☆
USD 66/hr
Contact

Dr. Prashant K.

Ph.D Biochemistry, M.Tech Biotechnology, Expertise in handling Scientific Research writing, Working as Freelancer
Contact
★★★★★
☆☆☆☆☆
USD 200/hr
Ph.D
India

10 Years of Experience in Handling Biological Science subjects: Biotechnology, Biochemistry, Microbiology, Immunology, Biomass conversion Techn...

★★★★★
☆☆☆☆☆
USD 200/hr
Contact

Dr. Susanne M.

Botanicals expertise on ingredient selection and sourcing
Contact
★★★★★
☆☆☆☆☆
USD 110/hr
MSc Ethnobotany
United Kingdom

Worked on the botanical side of product development for spa and distilling industries for many years covering ingredient selection and sourcing...

★★★★★
☆☆☆☆☆
USD 110/hr
Contact

Dr. Dr. Techn. Vesela T.

An original thinker, published author, patent holder, talented, and easy to work with, self-motivated scientist.
Contact
★★★★★
☆☆☆☆☆
USD 70/hr
Doctor Technicae
Austria

Through her doctoral research, Vesela developed a patented methodology for greening warm deserts across the world, using sustainable transporta...

★★★★★
☆☆☆☆☆
USD 70/hr
Contact

Dr. Emily N.

Environmental and Sustainability l Research, Writing, Education, Consulting.
Contact
★★★★★
☆☆☆☆☆
USD 80/hr
Doctor of Philosophy
United States

My program of research focuses broadly on environmental sustainability and social change. I have received several awards for my research (e.g. ...

★★★★★
☆☆☆☆☆
USD 80/hr
Contact

Dr. Nisha Y.

Expert in SPSS and MS excel, 6 years of research experience in algal study and stress physiology, manuscript writing.
Contact
★★★★★
☆☆☆☆☆
USD 30/hr
PhD Earth and Environmental Sciences
India

Holds a Ph.D degree in Environmental Science, worked on carbon sequestration via microalgae Chlorella vulgaris, biomass and lipid production en...

★★★★★
☆☆☆☆☆
USD 30/hr
Contact

Dr. Payal C.

Freelancer chemistry expert in waste to value related projects
Contact
★★★★★
☆☆☆☆☆
USD 100/hr
Chemistry PhD
India

Over 16 years of research experience in leading multiple R&D projects from ideation to execution. In depth and hands-on experience in h...

★★★★★
☆☆☆☆☆
USD 100/hr
Contact

Kolabtree is the leading online marketplace for Sustainable Development experts. Post your project, get bids, and hire qualified experts quickly and easily.

pay-per-click
Confidentiality Assured

We take several measures to help you work with full confidence and peace of mind.

Keep your project private

Restrict who can see your project and send you proposals. Invite only specific freelancers to view your project.

NDAs and IP protection

Our T&C include a default confidentiality clause that protects your IP. Sign NDAs for added protection before disclosing project details.

Kolabtree ensures safety and security of your payments and personal information and project details. Kolabtree’s T&C includes a default confidentiality clause. You can also sign NDAs and custom agreements with freelancers for additional protection.

Post your project and receive quotes from relevant freelancers. You can also search for specific freelancers by expertise and invite them to your project. Discuss your project details with each freelancer before picking the one best expert.

We assure you of a 100% satisfaction guarantee, which means you only pay when you’re 100% satisfied with the work delivered. If you aren’t happy, we will refund 100% of your money.

You can choose to pay either a fixed or an hourly fee based on your scope of work. If you’re not sure how much your project costs, you can discuss with freelancers before arriving at a mutually agreed fee.

Kolabtree's terms and conditions prohibit freelancers from claiming ownership of intellectual property, and as a client, you are able to reinforce the message with additional communication, agreements or contracts.

Why Kolabtree

Contact experts directly

Speak directly with freelancers and explain your requirements.

100% satisfaction guaranteed

Pay only once work is delivered and you’re happy with it.

No upfront fees

No minimum commitment or contract required.

Flexible, secure payments

Pay a fixed or hourly fee. We hold your funds in escrow until you’re ready to pay.

How it works View full page
1

Post project (Free)

Post your project publicly for all freelancers to view and send you proposals, or interact with specific freelancers privately.

2

Choose the best expert

Get bids from relevant experts. Interact freely with them before making a hire.

3

Collaborate

Share files, make audio/video calls and collaborate with your chosen expert.

4

Complete project

Verify the project is complete to your satisfaction before paying the expert.